Powerclaw Superior Latching System: Secure and reliable closure Indestructible and Lightweight NK-7 Resin: Durability without the bulk Water Resistant and Dustproof IP65 Rated: Protection against the elements The large but lightweight NANUK 940 secures bulkier equipment that is sensitive to the elements. Its waterproof, dustproof, impenetrable and indestructible NK-7 resin shell and stays shut tight with its PowerClaw superior latching system. Built to organize, protect, carry and survive tough conditions and perfect for transporting everything from medical equipment to drones and camera accessories.